I thought this was interesting. This guy has a bunch of solar water heaters that heat up a big pit of sand in the summer time. Then he uses the heat from the sand to warm his house in the winter time.
http://www.daycreek.com/dc/html/journal031200.htm
When I die I want to die in my sleep like my Grandfather. Not screaming and yelling like his passengers.
I thought this was interesting. This guy has a bunch of solar water heaters that heat up a big pit of sand in the summer time. Then he uses the heat from the sand to warm his house in the winter time.
http://www.daycreek.com/dc/html/journal031200.htm
When I die I want to die in my sleep like my Grandfather.
Not screaming and yelling like his passengers.